The paper presents BHT-l2r, a batch hierarchical Tucker decomposition, and HT-RISE, its incremental update, with error bounds and experiments showing improved compression and generalization on PDE and image datasets.
Randomized algorithms for the approximations of tucker and the tensor train decompositions
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Incremental Hierarchical Tucker Decomposition
The paper presents BHT-l2r, a batch hierarchical Tucker decomposition, and HT-RISE, its incremental update, with error bounds and experiments showing improved compression and generalization on PDE and image datasets.